Earth is dotted with many humongous, human-made structures. To an alien eye, they may be tell-tale signs of intelligent ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

Over hundreds of thousands of years, humans somehow evolved a type of intelligence found nowhere else in the animal kingdom, at least on Earth. According to the most famous theory describing the ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million ...

We may have been missing signals from intelligent aliens because of solar wind. Researchers from the Search for Extraterrestrial Intelligence (SETI) Institute say this means we have been watching for ...

Popular culture imagines aliens as creatures made of flesh and bone — but some researchers argue that advanced civilizations would likely evolve beyond biology. Given millions of years of ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal communication.

A Venezuelan doctor in ICE custody misses husband’s asylum interview after being detained at airport It’s a question that can ...